PSIRT Advisories

XSS vulnerability in FortiGate DHCP monitor page


An Improper Neutralization of Input vulnerability in the hostname parameter of a DHCP packet under DHCP monitor page may allow an unauthenticated attacker in the same network as the FortiGate to perform a Stored Cross Site Scripting attack (XSS) by sending a crafted DHCP packet.

Affected Products

FortiGate version 6.2.1 and below.

FortiGate version 6.0.6 and below.


Please upgrade to FortiGate version 6.2.2 and above.

Please upgrade to FortiGate version 6.0.7 and above.